Home / 1,315,044,038.77-1,972,658,100.74-528,097,572.83

Finding the Fourth Proportional to 1,315,044,038.77, 1,972,658,100.74 and 528,097,572.83

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Solution

The fourth proportional to 1,315,044,038.77, 1,972,658,100.74 and 528,097,572.83 is: 792,183,321.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,044,038.77 : 1,972,658,100.74 = 528,097,572.83 : x
  2. Step 2: Convert to fraction form
    1,315,044,038.77/1,972,658,100.74 = 528,097,572.83/x
  3. Step 3: Cross multiply
    1,315,044,038.77x = 1,972,658,100.74 × 528,097,572.83
  4. Step 4: Simplify right side
    1,315,044,038.77x = 1,041,755,955,024,231,552
  5. Step 5: Solve for x
    x = 1,041,755,955,024,231,552/1,315,044,038.77
  6. Step 6: Final answer
    x = 792,183,321.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.